进行时态讲解
初中英语时态8种基本时态讲解
初中英语时态8种基本时态讲解初中英语中,常见的有8种基本时态,分别是:一般现在时、现在进行时、现在完成时、一般过去时、过去进行时、过去完成时、一般将来时和过去将来时。
以下是这8种基本时态的详细讲解:1. 一般现在时:表示经常发生的动作或存在的状态。
结构为“动词原形/动词的第三人称单数形式”。
例如:“I have a cat.”2. 现在进行时:表示正在进行的动作。
结构为“be动词+动词的现在分词”。
例如:“She is reading a book.”3. 现在完成时:表示过去的动作对现在造成的影响或完成的动作。
结构为“have/has+动词的过去分词”。
例如:“I have finished my homework.”4. 一般过去时:表示过去发生的动作或存在的状态。
动词形式为“动词的过去式”。
例如:“She was at the park yesterday.”5. 过去进行时:表示在过去某一时刻正在进行的动作。
结构为“was/were+动词的现在分词”。
例如:“They were having dinner at 6 o’clock.”6. 过去完成时:表示过去的过去,即某个过去的动作之前已经完成的动作。
结构为“had+动词的过去分词”。
例如:“By the end of last year, they had built 500 houses.”7. 一般将来时:表示将来要发生的动作或存在的状态。
结构为“will+动词原形”或“am/is/are going to+动词原形”。
例如:“We will visit the museum next week.”8. 过去将来时:表示从过去的某一时刻看,将来要发生的动作或存在的状态。
结构为“would+动词原形”或“was/were going to+动词原形”。
例如:“He said he would come back soon.”以上就是初中英语8种基本时态的讲解,希望对你有帮助!。
小学四年级英语下册《现在进行时态》知识讲解
主语+be动词+not +动词ing形式+其他.
如:They aren’t doing homework now.
他们现在没有在写作业。
3、一般疑问句:
Be动词+ 主语+ 动词ing形式+其他?
如:Is she having an English lesson?
她正在上英语课吗?
肯定回答:Yes, she is. 否定回答: No, she isn’t.
4、特殊疑问句:
特殊疑问词+ be动词+ 主语+动词ing形式+其他?
如:What is he doing now?
他现在在做什么?
四、动词ing形式的变化规则
◆一般情况下直接加ing(直)
如:sleep---sleeping study---studying
◆以不发音的字母e结尾的单词, 去掉字母e,再加ing(去)
如:come---coming make---making
◆以重读闭音节(重读闭音节即两个辅音中间夹一个元音并且重读的音节)结尾,呈现“辅+元+辅”结构的动词,双写末尾的辅音字母,再加ing(双)
如:stop---stopping get---getting。
初中英语中考现在进行时详细讲解
初中英语中考现在进行时详细讲解1现在进行时的基本结构肯定式:am/is/are+doing(现在分词)否定式:am/is/are not +doing(现在分词)一般疑问式:Am/Is/Are + 主语+doing(现在分词)+ 其他特殊疑问式:特殊疑问词+一般疑问式They’re having a meeting now.他们现在正在开会。
They aren't having a meeting now.他们现在没有在开会。
Are they having a meeting now?他们现在正在开会吗?What are they doing now?他们现在正在做什么?2现在进行时的基本用法1. 表示此时此刻正在发生的事情。
常与now,at the moment,look,listen等词连用。
The little boy is watching TV now.这个小男孩现在正在看电视。
Listen!She is playing the guitar in the next room.听!她正在隔壁房间弹吉他。
2. 表示现阶段一直在进行着或是重复发生着的动作,不强调此时此刻正在做。
常与表示时间段的时间状语连用。
I am studying computer this term.这个学期我一直在学习计算机。
3. 表示说话人褒义或贬义的情感色彩,如赞许、批评、喜欢、厌恶等。
此时常与alway、often等频度副词连用。
He is always thinking of others , not of himself .他总是为他人着想,而不为自己。
(表示赞许)One of my roommates is often leaving things about.我的一个室友经常乱扔东西。
(表示不满)4. 表示在近期按计划或安排要发生的动作。
(现在进行时表示一般将来的含义。
)①瞬时动词的进行时在任何情况下都表示将来含义。
英语七年级下册现在进行时态总结与应用
英语七年级下册现在进行时态总结与应用现在进行时态概述现在进行时态表示正在进行或发生的动作,通常由“be”动词加上现在分词构成。
例如:- I am eating breakfast.(我正在吃早餐。
)- Tom is playing soccer.(汤姆正在踢足球。
)- They are studying for the exam.(他们正在备考。
)现在进行时态用法表示现在正在进行的动作现在进行时态最常用的用法是表示现在正在进行的动作。
例如:- She is talking on the phone right now.(她现在正在打电话。
)- John is watching TV.(约翰在看电视。
)表示现阶段的活动或变化现在进行时态还可以用来表示现阶段正在进行的活动或变化。
例如:- He is getting better at playing chess.(他现在下西洋棋越来越厉害了。
)- Our sales team is working hard to meet the sales target.(我们的销售团队正在努力实现销售目标。
)表示暂时状态现在进行时态还可以用来表示暂时的状态。
例如:- He is living in New York at the moment.(他现在暂住在纽约。
)- Are you still working as a teacher? No, I'm studying to be a nurse.(你还是老师吗?不,我现在在研究成为一名护士。
)注意事项- 现在进行时态不能和表示瞬间动作的时间副词连用,例如“now”、“at the moment”等。
- 表示状态、情感和想法的动词通常不用于现在进行时态,例如“know”、“believe”等。
以上是英语七年级下册现在进行时态总结与应用。
高中现在进行时讲解
高中现在进行时讲解介绍高中英语中,现在进行时是一个重要的时态,用来描述当前正在发生的动作或事件。
本文将详细讲解高中英语中的现在进行时,包括用法、结构和常见的时间状语。
用法现在进行时用来表达当前正在进行的动作或事件。
它通常与now、at the moment等时间状语连用。
现在进行时常用于以下情况:- 描述当前正在进行的动作或事件例如:“I am studying for my exams.”(我正在为考试复。
)- 表示暂时的状态或情况例如:“She is living in London for a few months.”(她暂时住在伦敦几个月。
)- 表示变化或发展中的情况- 表示计划或安排将要发生的动作例如:“We are leaving for the airport in an hour.”(我们将在一小时后去机场。
)结构现在进行时的结构由be动词(am/is/are)和动词的现在分词(-ing形式)组成。
以下是现在进行时的基本结构:- 肯定句:主语 + am/is/are + 现在分词例如:“I am studying for my exams.”- 否定句:主语 + am/is/are + not + 现在分词例如:“I am not studying for my exams.”- 疑问句:Am/Is/Are + 主语 + 现在分词?例如:“Are you studying for your exams?”时间状语现在进行时通常与一些时间状语连用,以更准确地描述当前的动作或事件。
以下是一些常见的时间状语:- now(现在)- at the moment(此刻)- right now(现在)- currently(目前)- these days(最近)- at present(目前)- nowadays(现今)总结现在进行时是高中英语中的重要时态,用来描述当前正在进行的动作或事件。
它的结构简单,由be动词和动词的现在分词组成。
现在进行时讲解
现在进行时讲解现在进行时是英语语法中的一种时态,用于表示正在进行的动作或状态。
在句子中,现在进行时通常由“be”动词与动词的现在分词形式构成。
构成方式现在进行时的构成方式很简单,下面是构成现在进行时的规则:1.主语 + be动词(am、is、are)+ 动词的现在分词•He is reading a book.(他正在阅读一本书。
)•We are studying for the exam.(我们正在备考。
)2.主语 + be动词(am、is、are)+ not + 动词的现在分词•She is not watching TV.(她没有在看电视。
)•They are not playing soccer.(他们没有在踢足球。
)3.Be动词(am、is、are) + 主语 + 动词的现在分词?•Is he studying now?(他现在在学习吗?)•Are they playing basketball?(他们正在打篮球吗?)使用情况现在进行时通常用来描述正在进行的动作或状态,强调动作正在进行和持续的时间。
下面是一些使用现在进行时的常见情况:1.正在进行的动作•I am writing an email.(我正在写邮件。
)•They are cooking dinner.(他们正在做晚饭。
)2.临时的或暂时性的动作•He is staying with his friend for a few days.(他暂时住在朋友家几天。
)•We are having a meeting this afternoon.(我们今天下午有一次会议。
)3.正在发生的变化•The weather is getting colder.(天气越来越冷了。
)•The population of the city is increasing rapidly.(这个城市的人口正在迅速增加。
)4.表示计划或安排•We are meeting at the park tomorrow morning.(我们明天早上在公园见面。
现在进行时态使用
现在进行时态使用现在进行时态是表示现在正在发生的动作或正在进行的状态的一种时态。
在英语中,使用动词的现在分词形式和助动词"be"来构成现在进行时态。
一、现在进行时态的构成现在进行时态的构成形式为:主语 + 助动词"be"(am/is/are)+ 现在分词。
例如:1. 我正在写一篇文章。
I am writing an article.2. 他们正在看电影。
They are watching a movie.二、现在进行时态的用法1. 表示现在正在进行的动作现在进行时态通常用来表示说话时或现阶段正在进行的动作。
例如:1. 我正在和客户进行电话交流。
I am having a phone call with a client.2. 她正在准备晚餐。
She is preparing dinner.2. 表示计划、安排或未来的动作现在进行时态还可以用来表示预定、安排或计划在将来发生的动作。
例如:1. 我们明天这个时候正在旅行。
We will be traveling at this time tomorrow.2. 他们下周去巴黎度假。
They are going on vacation to Paris next week.3. 表示现阶段的临时状态现在进行时态还可以用来描述现阶段的临时状态或情况。
例如:1. 这里正在进行装修工作。
The place is being renovated.2. 他们正在考虑对公司进行重组。
They are considering restructuring the company.三、现在进行时态的注意事项1. 使用现在进行时态时要注意动词的变化。
一般情况下,动词的现在分词形式改变为动词的ing形式。
但也有一些特殊情况需要注意。
例如:1. work → working2. study → studying3. lie → lying4. run → running2. 现在进行时态一般用于描述现在正在进行的动作,不适用于永久性或普遍性的情况。
现在进行时讲解(含讲解及练习)
现在进行时讲解(含讲解及练习)概述现在进行时是英语语法中的一种时态,用来表示目前正在进行或发生的动作。
它通常由be动词的现在分词(-ing)形式加上动词的基本形式构成。
结构现在进行时的结构为:主语 + be动词(am/is/are)+ 现在分词(-ing)+ 其他成分。
示例:- I am studying for my exam.- He is watching a movie.- They are playing football.用法1. 表示目前进行的动作现在进行时常用于表示目前正在进行的动作,强调动作的暂时性和临时性。
示例:- She is cooking dinner right now.- We are talking about our vacation plans.2. 表示近期安排或计划现在进行时也可以用于表示近期安排或计划的动作。
示例:- I am meeting my friend later this afternoon.- They are traveling to Europe next week.练请用现在进行时填空。
1. My sister __________ (read) a book in her room.2. We __________ (study) for our English test at the moment.3. They __________ (play) basketball in the park every Sunday.答案:1. is reading2. are studying3. play4. is working总结现在进行时是表示目前正在进行或发生的动作的一种时态。
通过掌握其基本结构和正确用法,我们可以更准确地表达目前的动作和近期的安排。
请通过练习更加熟悉和掌握现在进行时的用法。
现在进行时时态详细讲解_
现在进行时时态详细讲解_(1)现在进行时表示说话时刻正在进行的动作或时间。
I am not wearing a coat as .it isn t cold. 天气不冷,我没穿外衣。
(2)现在进行时可用来表示不会长期发生的动作或情况,或被认为在短期内正在进行的动作或存在的情况。
--What s your daughter doing these days? 你女儿这些天在干什么?She s studying English at Shandong University. 她在山东大学学英语。
(3)现在进行时可以表示暂时发生的事情。
The river is flowing very fast after last night s rain. 昨夜下过雨之后,河水流速很快。
(4)现在进行时可以表示当前的动向。
People are becoming less tolerant of smoking these days. 如今人们对于吸烟较为难以容忍了。
(5)现在进行时可以表示为将来安排好的活动或时间。
表示趋向行为的动词(come,go, Start, begin, leave等词)常用进行时的形式表示将来时。
The Smiths are moving to Beijing next year. 史密斯一家明年将搬到北京。
(6)现在进行时可以表示重复性动作。
副词always,constantly, forever, repeatedly, all the time 等可以和进行时连用,表示不断重复的作。
此外,还有赞叹、赞许、表扬、抱怨、厌恶等感情色彩。
She is constantly changing her mind. 她经常改变主意。
过去进行时和现在进行时的语法要求如下
过去进行时和现在进行时的语法要求如下
过去进行时和现在进行时的语法要求如下:
过去进行时:
1.肯定句:主语+was/were+动词ing+其他。
2.否定句:主语+was/were+not+动词ing+其他。
3.一般疑问句:Was/Were+主语+动词ing+其他。
4.特殊疑问句:疑问词+was/were+主语+动词ing+其他。
现在进行时:
1.肯定句:主语+am/is/are+动词ing+其他。
2.否定句:主语+am/is/are+not+动词ing+其他。
3.一般疑问句:Am/Is/Are+主语+动词ing+其他。
4.特殊疑问句:疑问词+am/is/are+主语+动词ing+其他。
需要注意的是,在进行时态的构成中,助动词“be”与动词“ing”部分是不可省略的。
另外,现在进行时表示正在进行的动作或状态,强调动作发生的时间点;而过去进行时则表示过去某个时间正在进行的动作或状态,强调过去某个时间点动作的持续状态。
以上是过去进行时和现在进行时的语法要求,通过掌握这些规则,我们可以在英语表达中正确使用这两种时态。
初中英语现在进行时及详细讲解
初中英语语法及现在进行时详解初中英语现在进行时(Present Continuous Tense)用于表示正在进行的动作或状态。
下面是初中英语现在进行时的详细讲解:一、构成:现在进行时的肯定句结构为:主语 + am/is/are + 现在分词(-ing形式)现在进行时的否定句结构为:主语 + am not/isn't/aren't + 现在分词 (-ing形式)现在进行时的疑问句结构为:Am/Is/Are + 主语 + 现在分词(-ing形式)?二、用法:1. 表示当前正在进行的动作:①I am studying English now.(我现在正在学习英语。
)②They are playing basketball in the park.(他们正在公园里打篮球。
)2. 表示暂时的、现阶段正在进行的活动:①She is working as a teacher at the moment.(她目前正在当老师。
)②We are learning about animals in science class.(我们在科学课上学习有关动物的知识。
)3. 表示计划安排好的未来动作:①We are going to the movies tonight.(今晚我们要去看电影。
)②He is meeting his friends for lunch tomorrow.(他明天要和朋友们吃午饭。
)三、注意事项:1. 在现在进行时中,be动词的形式需要根据主语的人称和数来确定,如I am, he is, they are等。
2. 现在进行时的否定句可以在be动词后面加not(缩写为n't),如is not/isn't, are not/aren't。
3. 现在进行时的疑问句需要将be动词放在句首。
4. 在现在进行时中,动词要加上-ing形式的后缀,如playing, studying等。
八大时态的结构与用法
八大时态的结构与用法
英语中主要有八大时态,它们的结构和用法如下:
- 现在时:表示经常性或习惯性的动作或状态,或者表示现在正在进行的动作。
常用的句式结构是:主语+动词原形+其他。
- 现在进行时:表示正在进行的动作,或者现在的某个动作正在发生。
常用的句式结构是:主语+be动词(am/is/are)+动词的现在分词+其他。
- 现在完成时:表示过去某个时间开始,一直持续到现在的动作或状态。
常用的句式结构是:主语+have/has+动词的过去分词+其他。
- 过去时:表示过去某个具体时间发生的动作或状态。
常用的句式结构是:主语+动词的过去式+其他。
- 过去进行时:表示过去某个具体时间正在进行的动作。
常用的句式结构是:主语+was/were+动词的现在分词+其他。
- 过去完成时:表示过去某个时间之前完成的动作。
常用的句式结构是:主语+had+动词的过去分词+其他。
- 将来时:表示将来某个时间会发生的动作或状态。
常用的句式结构是:主语+will+动词原形+其他。
- 将来进行时:表示将来某个具体时间正在进行的动作。
常用的句式结构是:主语+will be+动词的现在分词+其他。
小学现在进行时讲解
小学现在进行时讲解现在进行时是英语中的一种时态,用于表示现在正在进行的动作或状态。
在句子中,现在进行时通常由"be"动词(如am、is、are)加上动词的现在分词形式构成。
构成现在进行时的句子结构肯定句结构:- 主语 + am/is/are + 动词的现在分词 + 其他成分否定句结构:- 主语 + am/is/are + not + 动词的现在分词 + 其他成分疑问句结构:- Am/Is/Are + 主语 + 动词的现在分词 + 其他成分现在进行时的用法1. 表示现在正在进行的动作- They are playing soccer in the park.(他们正在公园里踢足球。
)- I am studying for the exam.(我正在复考试。
)2. 表示现阶段正常、惯性的动作- She is always talking on the phone.(她经常在打电话。
)- He is often eating lunch at his desk.(他经常在办公桌上吃午饭。
)3. 表示临时的、未来计划的动作- I am meeting my friend for lunch tomorrow.(明天我要和朋友见面吃午饭。
)- They are going to the movies tonight.(他们今晚要去看电影。
)4. 表示不断反复发生的动作- The baby is always crying at night.(这个婴儿晚上总是在哭。
)- My neighbor is constantly playing loud music.(我的邻居一直在放大声音的音乐。
)注意事项:- 现在进行时通常与时间状语连用,如now(现在)、at the moment(此刻)、currently(目前)等。
- 一些表示感官的动词,如see(看见)、hear(听见)等,经常与现在进行时连用。
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现在进行时一.现在进行时概念:现在进行时表示现在正在进行或发生的动作,也可表示当前一段时间内的活动或现阶段正在进行的动作;可用来表示现在进行时的,常用的有:now, this week, at this moment 等;或者告诉你一个准确的现在时间,或者用look, listen提醒听者注意正在发生的事;例如:They are playing basketball now.现在他们正在打篮球;Listen She is singing an English song.听,她正在唱英语歌;Look at the picture. The children are flying kites in the park.看这幅图;那些孩子正在公园放风筝;We are making model planes these days.这些天我们在做飞机模型;It's 6:30 now. I am getting up. 现在是6:30.我正在起床二. 现在进行时结构:B e动词+Ving三.现在进行时几种句型用法:①陈述句肯定句主语+beam, is, are+现在分词,如:I am reading English.我正在读英语; He is writing.他正在写字;You are running.你正在跑步;②一般疑问句BeAm, Is, Are+主语+现在分词,如:1. -Are you singing 你正在唱歌吗-Yes, I am.是的,我在唱歌; -No, I'm not.不,我不在唱歌;2. -Is he she listening to music 他她在听音乐吗-Yes, he she is.是的,他她在听音乐;-No, he she isn't.不,他她不在听音乐;③特殊疑问句疑问词+be am, is, are+主语+现在分词,如:1. -What are you doing 你正在干什么-I am doing my homework.我正在做作业;2. -What is he she doing 他她正在干什么-He She is riding a bike.他她正在骑自行车;④否定句主语+beam, is, are+not+现在分词I am no t reading English我不在读英语;四.动词加ing的变化规则1.一般情况下,直接加ing,如:cook-cooking2.以不发音的e结尾,去e加ing,如:make-making, taste-tasting3.重读闭音节结尾且词末只有一个辅音字母,双写末尾的辅音字母,再加ing,如:run-running, stop-stopping现在进行时基础专项练习:一、写出下列动词的现在分词:play________ sing ________ go_________ feed________ read________ eat write________ have_________ make__________ dance_______ live_________ ridelove_______ take_________ come ________ put_________cut run__________ swim _________ sit _______二、用所给的动词的正确形式填空:boy __________________ drawa picture now.2. Listen .Some girls _______________ singin the classroom .3. My mother _________________ cook some nice food now.4. What _____ you ______ do now5. Look . They _______________ have an English lesson .____________not ,water the flowers now.The girls ________________dance in the classroom .is our granddaughter doingShe _________listen to music.9. It’s 5 o’clock now. We _____________havesupper now.wash clothesYes ,she is.三、句型转换:1. They are doing housework .改成否定句__________________________________________________________2.The students are cleaning the classroom.改一般疑问句并作肯定和否定回答①_____________________________________②_________________ ③_________________3.I’m playing football in the playground .对划线部分提问_________________________________________________________________ 4.Tom is reading books in his study . 改为一般疑问句_________________________________________________________________5. The boy is playing basketball.对划线部分提问__________________________________________巩固提升一.填空题1.Mr Zheng read a book now.2. The rabbits jump now.3. Look Tom and John swim.4. My brother make a kite in his room now.5. Look The bus stop.6. It's 10:00 have an English class .7. Listen Someone come.8. They catch butterflies now.二、单项选择The twins_____their mother do the housework.A are wanting Bhelp Care helping Dare lookingthe birds doingThey are singing in a tree.AWho BWhat CHow DWhere3.你在干什么AWhat is you doing BWhat are you doCWhat are you doing DWhat do you doare_____their clothes.Amakeing Bputting Cput away Dputting onShe____in the classroom.Ais singing Bsing Cto sing Dis singJim______ his white shirt and brown trousers.Ais putting on Bwear Cput on Dis wearingyou eatingI’m eating______meat.AWhat,some BWhich,any CWhere,not DWhat,ain the do their homework.Aare watching Bcan't watching Cdon't watch Ddon't watchingchildren_____football.Ais playing Bare playing Cplay the Dplay aare flying kites.A他们喜欢放风筝. B他们在放风筝吗 C他们在放风筝.D他们常放风筝.is_____a new bike today.Ajumping Brunning Criding Dtaking三、完形填空Here are my favorite photos. 46 the first one, you can find it’s 47 . I’m wearing a T-shirt and sitting on the grass. The 48 oneis a photo of my family. I’m 49 computer games. My grandfather is playing erhu. My father is 50 a newspaper. My grandmother is talking about the TV show 51 my sister. And my mother is 52 the table.I love this photo very much. In the third one, there are two 53 . They are my friends, Tim and his brother. They are playing basketball. In the last one, I’m singing and my friends are dancing. 54 I see these photos, I’m very happy. They make me think of the happy 55 . I will keep the photos all my life.1. A In B At C For D About2. A day B night C summer D spring3. A first B second C third D fourth4. A going B doing C playing D reading5. A reading B seeing C looking at D writing6. A to B with C about D on7. A cleaning B sitting C buying D swimming8. A girls B boys C women D men9. A When B Where C Why D Howtime B age C hour D minute四、阅读理解We have twenty minutes’rest休息 between classes. Look Most of us are playing during the break课间time. Some students are on the playground. They are playing basketball. Oh A boy is running with the ball. And another is trying尽力to stop him. They look so cool. And there are some girls watching the game. Some students are in the classroom. They are talking. A few of them are reading and doing homework. Look A girlis looking at the birds in the tree in front of the classroom. She mustbe thinking of something interesting because she is smiling微笑.What are the teachers doingSome of them are working in the office. And some are talking with students. Everyone is doing his or her things, busy but happy1. Where are the students playing basketballA In front of the treeB In front of the classroomC On the playgroundD In the tree2. A girl is looking at the birds. She is .A happyB coolC interestingD exciting3. What are the teachers doingA Working or talking with studentsB Having a basketball gameC Playing with the studentsD Looking at the birds4. There are students in the classroom.A noB someC fewD a lot5. The passage is mainly主要about .A studentsB a basketball gameC break time activitiesD teachers过去进行时过去进行时表示过去某一时刻或者某段时间正在进行或发生的动作,常和表过去的时间状语连用,如:I was doing my homework at this time yesterday.昨天的这个时候我正在做作业;They were waiting for you yesterday.他们昨天一直在等你;过去进行时的构成:肯定形式:主语+was/were+V-ing否定形式:主语+was not wasn't/were not weren't+V-ing疑问形式:Was/Were+主语+V-ing;基本用法:1.过去进行时表示过去某一段时间或某一时刻正在进行的动作;常与之连用的时间状语有,at that time/moment, at this time yesterday last night/Sunday/week…, at+点钟+yesterdaylast night / Sunday…,when sb. did sth等时间状语从句,如:What were you doing at . yesterday 昨天晚上七点你在干什么I first met Mary three years ago. She was working at a radio shop at the time. 我第一次遇到玛丽是在三年前,当时她在一家无线电商店工作;I was cooking when she knocked at the door. 她敲门时我正在做饭;2. when后通常用表示暂短性动词,while后通常用表示持续性动词,因此它所引导的状语从句中,谓语动词常用进行时态,如:When the car exploded I was walking past it.= While I was walking past the car it exploded.用作并列连词时,主句常用进行时态,从句则用一般过去时,表示主句动作发生的过程中,另一个意想不到的动作发生了;如:I was walking in the street when someone called me. 我正在街上走时突然有人喊我;4. when作并列连词,表示“这时突然”之意时,第一个并列分句用过去进行时,when引导的并列分句用一般过去时;如:I was taking a walk when I met him. 我正在散步,突然遇见了他;We were playing outside when it began to rain. 我们正在外边玩,这时下起雨来了过去进行时巩固练习一、用动词的适当形式填空;1. While we __________ wait for the bus, a girl __________ run up to us.2. I __________ telephone a friend when Bob __________ come in.3. Jim __________ jump on the bus as it __________ move away.4. We __________ test the new machine when the electricity __________ go off.5. She __________ not want to stay in bed while the others ________________ all, work in the fields.6. While mother ________ put Cathy to bed, the door bell ________ ring.1. I ________ have my breakfast at half past six yesterday morning.2. Mary ________ go over her lessons from six to seven last night. John and peter _______do the same thing.3. What ________ you _________ do at that time We _________ watch TV.4. Was your father at home yesterday evening Yes ,he was. He _________ listen to the radio.5. They ________not make a model ship when I saw him.6. ________ they ________ have a meeting at 4 yesterday afternoonNo, they _________. They _________ clean the classroom.7. ______ it ______rain when you left school Yes, it ______. No, it _______8. What ________ your father ________ do when he was your age9. One day, Edison ________ wait for a train to arrive, and suddenly a little boy ran to the track轨道to play.10. He asked me if I _________ go fishing that afternoon.11. The three of them were in a hurry because their plane _________ leave in five minutes.12. In a letter, john told us that he ________ come to china next month.13. When the bell rang, jenny _______ wait in her seat.14. She _________ make her dress the whole afternoon.15. While my father ________ look through the evening paper, he suddenly ____ a cry.16. When I _______ come in the room, he _______ see me, for he _______ read something17. When we ________ arrive at the village, it ________ get dark and it ________ rain hard.18. I _________ not know you ________wait for me here.19. One day a little monkey ________ play in a tall tree. A mother crocodile鳄鱼________ look for food near the bank.20. What _________ your father ________ do yesterday eveningHe ________ study at the evening school.21. Later his parents found that he ________ sit on some eggs.22. When he knocked at the door, my aunt ________ cook23. The students _________ sing and ________ dance happily on the playground at that time.24. I ___________ write a letter when the door bell rang.25. We had no classes at that time. We __________ plant trees.二、选择题;1. I ______ cooked a meal when you _____ me.a. cooked, were ringingb. was cooking, rangc. was cooking, were ringingd. cooked, rang2. He said he _____ to draw a plane on the blackboard at that time.a. triesb. triedc. was tryingd. will try3. While she ______ TV, she ______ a sound outside the room.a. was watching, was hearingb. watched, was hearingc. watched, heardd. was watching, heard4. They _____ a football game from 7 to 9 last night.a. were watchingb. watchc. watchedd. are watching5. What book ____ you ______ when I ____ you at four yesterday afternoona. did, read, was seeingb. did, read, sawc. were, reading, sawd. were, reading, was seeing6. It was Friday evening. Mr and Mrs. Green _____ ready to fly to England.a. are gettingb. getc. were gettingd. got7. Lei Feng _____ always _____ of others when he ______ in the army.a. is, thinking, wasb. was, thinking, isc. did, think, isd. was, thinking, was8. A girl ______ my pen fall off the table when she _____ me.a. saw, passedb. was seeing, passedc. was seeing, passedd. was seeing, was passing9. We ____ for tom at ten last Sunday. He often kept us ______.a. were waiting, waitingb. were waiting, waitc. waited, waitingd. waited, wait10. He ____ his father on the farm the whole afternoon last Saturday.a. helpsb. would helpc. was helpingd. is helping11. While mother _______ some washing, I _____ a kite for Kate.a. did, madeb. was doing, madec. was doing, was makingd. did, was making12. “_______ you angry then”“they ______ too much noise.”a. are, were makingb. were, were makingc. are, maded. were, made13. He ____ some cooking at that time, so _____ mea. did, heardb. did, didn’t hearc. was doing, heardd. was doing, didn’t hear14. This time yesterday jack _____ his bike. He _____ TVa. repaired, didn’t watchb. was repairing, watchedc. repaired, watchedd. was repairing, wasn’t watching15. His parents wanted to know how he _____ on with his new classmates.a. was gettingb. getsc. is gettingd. will get三、翻译;1、昨天这个时候你们英语老师在做什么她在和一些家长谈话吗2、当我离开的时候他正在画一幅世界地图;3、当你看见他们的时候他们在干什么他们在打扫教室;4、那时二班的学生没在操场上踢足球,他们在打篮球;5、一天,母亲下班回家的时候,约翰在写给一个朋友写信;6、上周五一下午,学生们在干什么他们一直在往墙上贴海报;7、昨天这个时候,一些学生在植树,一些学生在给小树浇水;8、老师走进教室的时候,学生们正在谈论当天的新闻;9、老虎等猴子的时候,他听到一个声音;10、今天上午放学的时候在下雨吗是的,天正下着大雨;。